Home / 3,212,413.72-4,812,194.78-1,932,314.74

Finding the Fourth Proportional to 3,212,413.72, 4,812,194.78 and 1,932,314.74

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Solution

The fourth proportional to 3,212,413.72, 4,812,194.78 and 1,932,314.74 is: 2,894,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,413.72 : 4,812,194.78 = 1,932,314.74 : x
  2. Step 2: Convert to fraction form
    3,212,413.72/4,812,194.78 = 1,932,314.74/x
  3. Step 3: Cross multiply
    3,212,413.72x = 4,812,194.78 × 1,932,314.74
  4. Step 4: Simplify right side
    3,212,413.72x = 9,298,674,905,145.06
  5. Step 5: Solve for x
    x = 9,298,674,905,145.06/3,212,413.72
  6. Step 6: Final answer
    x = 2,894,606.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.